1 tape the lock template to the door positioned so that it is square or.
How to drill a door lock hole.
Drill through the entire mechanism.
The backset is the distance from the edge of the door to the center of the giant hole you drill in the face of the door.
Drilling a door lock opening in a wooden door requires a hole saw and a spade bit both of which are used with a drill.
Most interior locksets have a 2 and 3 8 inch backset.
This will destroy the entire lock.
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To know where to drill this hole from the edge of the door you need to know the backset of the lockset.
Tubular lock bits are generally 3 75 inches 9 53 cm and similar to hole saws used to drill larger holes for installing locks in doors.
These methods can be used for the majority of locks you come across around your house.